CVE-2019-17340: High severity xen xapi vulnerability
An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2019-17340?
CVE-2019-17340 has been classified with a severity level that can lead to privilege escalation or denial of service in Xen hypervisor environments.
How do I fix CVE-2019-17340?
To fix CVE-2019-17340, upgrade your Xen installation to version 4.11.4+107-gef32c7afa2-1 or later, or to a patched release from the affected software vendor.
What versions of Xen are affected by CVE-2019-17340?
CVE-2019-17340 affects Xen versions from 3.2.0 up to and including 4.11.2.
Can CVE-2019-17340 be exploited remotely?
CVE-2019-17340 requires access to the x86 guest OS, meaning it is not typically exploitable remotely without prior access.
What impact does CVE-2019-17340 have on system security?
CVE-2019-17340 can allow an unprivileged x86 guest OS user to escalate privileges or disrupt services on the Xen hypervisor.